IntrusiveRefCntPtrTest.cpp [plain text]
#include "llvm/ADT/IntrusiveRefCntPtr.h"
#include "gtest/gtest.h"
namespace {
struct VirtualRefCounted : public llvm::RefCountedBaseVPTR {
virtual void f() {}
};
}
namespace llvm {
TEST(IntrusiveRefCntPtr, RefCountedBaseVPTRCopyDoesNotLeak) {
VirtualRefCounted *V1 = new VirtualRefCounted;
IntrusiveRefCntPtr<VirtualRefCounted> R1 = V1;
VirtualRefCounted *V2 = new VirtualRefCounted(*V1);
IntrusiveRefCntPtr<VirtualRefCounted> R2 = V2;
}
struct SimpleRefCounted : public RefCountedBase<SimpleRefCounted> {};
TEST(IntrusiveRefCntPtr, RefCountedBaseCopyDoesNotLeak) {
SimpleRefCounted *S1 = new SimpleRefCounted;
IntrusiveRefCntPtr<SimpleRefCounted> R1 = S1;
SimpleRefCounted *S2 = new SimpleRefCounted(*S1);
IntrusiveRefCntPtr<SimpleRefCounted> R2 = S2;
}
struct InterceptRefCounted : public RefCountedBase<InterceptRefCounted> {
InterceptRefCounted(bool *Released, bool *Retained)
: Released(Released), Retained(Retained) {}
bool * const Released;
bool * const Retained;
};
template <> struct IntrusiveRefCntPtrInfo<InterceptRefCounted> {
static void retain(InterceptRefCounted *I) {
*I->Retained = true;
I->Retain();
}
static void release(InterceptRefCounted *I) {
*I->Released = true;
I->Release();
}
};
TEST(IntrusiveRefCntPtr, UsesTraitsToRetainAndRelease) {
bool Released = false;
bool Retained = false;
{
InterceptRefCounted *I = new InterceptRefCounted(&Released, &Retained);
IntrusiveRefCntPtr<InterceptRefCounted> R = I;
}
EXPECT_TRUE(Released);
EXPECT_TRUE(Retained);
}
}